| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "bench/CodecBench.h" |
| #include "bench/CodecBenchPriv.h" |
| #include "include/codec/SkCodec.h" |
| #include "include/core/SkBitmap.h" |
| #include "src/core/SkOSFile.h" |
| #include "tools/flags/CommandLineFlags.h" |
| |
| // Actually zeroing the memory would throw off timing, so we just lie. |
| static DEFINE_bool(zero_init, false, |
| "Pretend our destination is zero-intialized, simulating Android?"); |
| |
| CodecBench::CodecBench(SkString baseName, SkData* encoded, SkColorType colorType, |
| SkAlphaType alphaType) |
| : fColorType(colorType) |
| , fAlphaType(alphaType) |
| , fData(SkRef(encoded)) |
| { |
| // Parse filename and the color type to give the benchmark a useful name |
| fName.printf("Codec_%s_%s%s", baseName.c_str(), color_type_to_str(colorType), |
| alpha_type_to_str(alphaType)); |
| // Ensure that we can create an SkCodec from this data. |
| SkASSERT(SkCodec::MakeFromData(fData)); |
| } |
| |
| const char* CodecBench::onGetName() { |
| return fName.c_str(); |
| } |
| |
| bool CodecBench::isSuitableFor(Backend backend) { |
| return Backend::kNonRendering == backend; |
| } |
| |
| void CodecBench::onDelayedSetup() { |
| std::unique_ptr<SkCodec> codec = SkCodec::MakeFromData(fData); |
| |
| fInfo = codec->getInfo().makeColorType(fColorType) |
| .makeAlphaType(fAlphaType) |
| .makeColorSpace(nullptr); |
| |
| fPixelStorage.reset(fInfo.computeMinByteSize()); |
| } |
| |
| void CodecBench::onDraw(int n, SkCanvas* canvas) { |
| std::unique_ptr<SkCodec> codec; |
| SkCodec::Options options; |
| if (FLAGS_zero_init) { |
| options.fZeroInitialized = SkCodec::kYes_ZeroInitialized; |
| } |
| for (int i = 0; i < n; i++) { |
| codec = SkCodec::MakeFromData(fData); |
| #ifdef SK_DEBUG |
| const SkCodec::Result result = |
| #endif |
| codec->getPixels(fInfo, fPixelStorage.get(), fInfo.minRowBytes(), |
| &options); |
| SkASSERT(result == SkCodec::kSuccess |
| || result == SkCodec::kIncompleteInput); |
| } |
| } |